Why do I keep running into my abusive ex?

For those of you who believe in “there’s a reason things happen” what could be the reason? I have a restraining order on him and now he goes to where I wash my car and my favorite food place that he never liked.

Updates
10 mo
I think he is trying to see me because he stood very close to the door at supervised visits for our child and he almost saw me.
Why do I keep running into my abusive ex?
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